Mark Henderson, Engineering Manager at Shielded Labs, shares what it looks like to build privacy infrastructure on a hundred-year time horizon. He also breaks down two of Shielded Labs' most significant technical bets: the Network Sustainability Mechanism, and Crosslink. Mark makes the case that financial privacy and surveillance-based business models are structurally incompatible—true privacy means building systems where the choice not to look is enforced by the protocol, rather than a company promise.

Key Takeaways:

• How Zcash is planning for long-term sustainability beyond its fixed 21 million coin supply

• What Crosslink could bring to Zcash by combining proof-of-work with a proof-of-stake finality mechanism

• Why Zcash's renewed momentum reflects growing demand for privacy-focused technology

• Why financial data is behavioral data, and how it can be used for profiling and influence

• Why truly private systems need privacy built into the protocol rather than relying on companies to protect user data

Guest Bio: Mark Henderson is the Engineering Manager at Shielded Labs, where he obsesses over permanence. He works on the privacy infrastructure meant to keep Zcash secure for a zillion years: the Network Sustainability Mechanism, the dynamic fee market, and the Crosslink consensus upgrade. All are designed to protect invariants on the Zcash blockchain (such as the hard 21-million supply cap). Mark is also a polymath who runs a 4,000-piece art catalog powered by AI visual search, and he treats privacy, art, and AI as the same puzzle in different clothes.

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About this Show:

The Brave Technologist is here to shed light on the opportunities and challenges of emerging tech. To make it digestible, less scary, and more approachable for all!

Join us as we embark on a mission to demystify artificial intelligence, challenge the status quo, and empower everyday people to embrace the digital revolution. Whether you're a tech enthusiast, a curious mind, or an industry professional, this podcast invites you to join the conversation and explore the future of AI together.

The Brave Technologist Podcast is hosted by Luke Mulks, VP Business Operations at Brave Software—makers of the privacy-respecting Brave browser and Search engine, and now powering AI everywhere with the Brave Search API.

Music by: Ari Dvorin

Produced by: Sam Laliberte

Howard Wu, CEO of Provable and Shield Wallet, makes the case that full, on-chain transparency was never a design principle—it was a limitation that mainstream finance cannot build on. He draws a direct line from the internet's switch from HTTP to HTTPS to where crypto needs to go next, and argues that the biggest obstacle to private stablecoins isn't the technology. Instead, it's the assumption that compliance and privacy are fundamentally at odds.

Key Takeaways:

• Why on-chain transparency creates broken user journeys for everyday payments, payroll, and institutional trading

• How zero-knowledge proofs enable compliance without risk of traditional KYC data collection

• What distinguishes the Shield Wallet's approach to privacy from that of a standard crypto wallet

• What Howard predicts will be mainstream by 2030 that almost no one in the industry is building for today

Guest Bio:

Howard Wu is the CEO of Provable and Shield Wallet. He's also a founder of the Layer-1 blockchain, Aleo. His contributions to zero-knowledge proofs and elliptic-curve cryptography have been adopted across the industry, including by protocols such as Ethereum and Zcash. Howard graduated from UC Berkeley with a research background in cryptography, computer security, and verifiable computing.

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About this Show:

The Brave Technologist is here to shed light on the opportunities and challenges of emerging tech. To make it digestible, less scary, and more approachable for all!

Join us as we embark on a mission to demystify artificial intelligence, challenge the status quo, and empower everyday people to embrace the digital revolution. Whether you're a tech enthusiast, a curious mind, or an industry professional, this podcast invites you to join the conversation and explore the future of AI together.

The Brave Technologist Podcast is hosted by Luke Mulks, VP Business Operations at Brave Software—makers of the privacy-respecting Brave browser and Search engine, and now powering AI everywhere with the Brave Search API.

Music by: Ari Dvorin

Produced by: Sam Laliberte

Juan Leon, Senior Investment Strategist at Bitwise Asset Management, returns to the show to share how much the convergence of traditional finance and on-chain infrastructure has accelerated since our last conversation—and what the data behind that shift actually shows. He breaks down why vaults represent the next evolution in fund wrappers beyond ETFs; what distinguishes sustainable on-chain yield from the opacity that drove past cycle failures; and where AI agents fit into the future of institutional asset management on blockchain rails.

Key Takeaways

• Why vaults are emerging as the next evolution in fund structures and how they compare to ETFs

• What separates sustainable on-chain yield from the products that failed in previous cycles

• How AI agents and blockchains are symbiotic, and what guardrails need to exist before institutions delegate real financial decisions to these agent/blockchain pairings

• Why the distribution opportunity in tokenization is being underestimated
  
  

Guest Bio:
Juan Leon is the Senior Investment Strategist at Bitwise Asset Management, where he helps lead research, product and strategy development, and fund and index management, and also supports sales and client relationships. Prior to Bitwise, he was a Portfolio Manager at U.S. Global Investors, managing equity and fixed-income funds, and designing quantitative investment strategies. Before that, Juan was a Financial Analyst at Rackspace Technology where he contributed to financial planning and analysis. He is a graduate of Trinity University, double majoring in Political Science and Economics. Juan also earned the Chartered Financial Analyst designation from the CFA Institute.

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About this Show:

The Brave Technologist is here to shed light on the opportunities and challenges of emerging tech. To make it digestible, less scary, and more approachable for all!

Join us as we embark on a mission to demystify artificial intelligence, challenge the status quo, and empower everyday people to embrace the digital revolution. Whether you're a tech enthusiast, a curious mind, or an industry professional, this podcast invites you to join the conversation and explore the future of AI together.

The Brave Technologist Podcast is hosted by Luke Mulks, VP Business Operations at Brave Software—makers of the privacy-respecting Brave browser and Search engine, and now powering AI everywhere with the Brave Search API.

Music by: Ari Dvorin

Produced by: Sam Laliberte